SPX3819 Ver la hoja de datos (PDF) - Exar Corporation
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SPX3819 Datasheet PDF : 13 Pages
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TYPICAL PERFORMANCE CHARACTERISTICS: Continued
8.0
3.3V Device
VIN= 4.3µF
CL= 1.0µF
7.5
IL = 500mA
7.0
6.5
6.0
-40 -20
0
20
40 60 80 100 120
Temperature (°C)
Ground Current vs Temperature with 500mA Load
14.0
3.3V Device
13.5
VIN= 4.3µF
CL= 1.0µF
IL = 500mA
13.0
12.5
12.0
11.5
11.0
10.5
-40 -20
0
20
40 60 80 100 120
Temperature (°C)
Ground Current vs Temperature in Dropout
1.30
3.3V Device
CL= 1.0µF
IL = 100µA
1.25
1.20
1.15
1.10
1.05
1.00
4
6
8
10
12
14
16
VIN (V)
ENABLE Voltage, ON threshold, vs Input Voltage
3.400
3.380
3.360
3.340
3.3V Device
VIN= 4.3µF
CL= 1.0µF
IL = 500mA
3.320
3.300
2.280
2.260
2.240
2.220
2.200
-40 -20
0
20
40 60 80 100 120
Temperature (°C)
Output Voltage vs Temperature
July 2008 Rev F
SPX3819 500mA, Low Noise LDO Voltage Regulator
5
© 2008 Exar Corporation
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